998280752

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{189643}}^1$

素因数の和:189705

約数の個数: 40

約数和(自身を含む): 2257522176

約数和(自身を除く): 1259241424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 5264, 189643, 379286, 758572, 1327501, 1517144, 2655002, 3034288, 5310004, 8913221, 10620008, 17826442, 21240016, 35652884, 62392547, 71305768, 124785094, 142611536, 249570188, 499140376, 998280752]

約数ペア:

[(1, 998280752), (2, 499140376), (4, 249570188), (7, 142611536), (8, 124785094), (14, 71305768), (16, 62392547), (28, 35652884), (47, 21240016), (56, 17826442), (94, 10620008), (112, 8913221), (188, 5310004), (329, 3034288), (376, 2655002), (658, 1517144), (752, 1327501), (1316, 758572), (2632, 379286), (5264, 189643)]